US11114838B2 - Ideal diode with active reverse voltage protection - Google Patents
Ideal diode with active reverse voltage protection Download PDFInfo
- Publication number
- US11114838B2 US11114838B2 US16/249,962 US201916249962A US11114838B2 US 11114838 B2 US11114838 B2 US 11114838B2 US 201916249962 A US201916249962 A US 201916249962A US 11114838 B2 US11114838 B2 US 11114838B2
- Authority
- US
- United States
- Prior art keywords
- current
- voltage
- reverse current
- inhibitor according
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active, expires
Links
Images
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/18—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to reversal of direct current
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H1/00—Details of emergency protective circuit arrangements
- H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0034—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using reverse polarity correcting or protecting circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00308—Overvoltage protection
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
- H02J9/061—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems for DC powered loads
Abstract
Description
- 1 reverse current inhibitor
- 2 diode
- 3 first variable resistance element
- 4 first switching device to switch first variable resistance element to low resistance
- 5 second switching device to switch first variable resistance element to high resistance
- 41, 42 resistors for voltage divider, form part of first switching device 4
- 51 transistor, forms part of second switching device 5
- 6 sensing circuit
- 61 sensing resistor
- 61 a, 61 b sides of sensing
resistor 61 - 62 operational amplifier
- 62 a negative input of
operational amplifier 62 - 62 b positive input of
operational amplifier 62 - 63 second variable resistance element, converts Uout to Iout
- 63 a gate of second
variable resistance element 63 - 64 fixed resistor in current path through
variable resistance element 63 - shunt resistor, converts Iout to US
- 100 power supply circuit
- 101 first power supply
- 101 a voltage source in first power supply
- 101 b internal resistance of first power supply
- 101 c fuse in first power supply
- 102 second power supply
- 102 a voltage source in second power supply
- 102 b internal resistance of second power supply
- 103 electrical bus
- 104 electrical load
- 105 voltage regulator for
amplifier 62 - 200 electrical device
- 201 internal circuitry in
device 200 - 202 interconnection port of
device 200 - 203 housing of
device 200 - 204 battery in
device 200 - 210 explosive atmosphere
- IB backup current
- IF forward current
- IR reverse current
- IO outside currents interacting with
device 200 - I(Rsense) current across sensing
resistor 61 - Iout output current converted from Uout
- K ratio between Iout and IF or IR
- U1 voltage on
side 61 a ofsensing resistor 61 - U2 voltage on
side 61 b of sensingresistor 61 - U3 voltage in middle of voltage divider 41, 42
- Uload resulting voltage applied to load 104
- Usense voltage drop across sensing
resistor 61 - Uout voltage amplified from Usense
- UO outside voltages interacting with
device 200 - US voltage drop across
shunt resistor 65 - US1 voltage of
voltage source 101 a - US2 voltage of voltage source 102 a
- VCC supply voltage for
amplifier 62
Claims (16)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP16180113.9 | 2016-07-19 | ||
EP16180113.9A EP3273560B1 (en) | 2016-07-19 | 2016-07-19 | Ideal diode with active reverse voltage protection |
EP16180113 | 2016-07-19 | ||
PCT/EP2017/068284 WO2018015462A1 (en) | 2016-07-19 | 2017-07-19 | Ideal diode with active reverse voltage protection |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2017/068284 Continuation WO2018015462A1 (en) | 2016-07-19 | 2017-07-19 | Ideal diode with active reverse voltage protection |
Publications (2)
Publication Number | Publication Date |
---|---|
US20190148931A1 US20190148931A1 (en) | 2019-05-16 |
US11114838B2 true US11114838B2 (en) | 2021-09-07 |
Family
ID=56801360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US16/249,962 Active 2038-02-16 US11114838B2 (en) | 2016-07-19 | 2019-01-17 | Ideal diode with active reverse voltage protection |
Country Status (4)
Country | Link |
---|---|
US (1) | US11114838B2 (en) |
EP (1) | EP3273560B1 (en) |
CN (1) | CN109478779B (en) |
WO (1) | WO2018015462A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11476698B1 (en) | 2021-08-09 | 2022-10-18 | Shenzhen Lowpower Semiconductor Co., Ltd. | System for charging small-capacity battery from large-capacity battery |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI664814B (en) * | 2017-11-03 | 2019-07-01 | 尼克森微電子股份有限公司 | One-direction conduction device |
CN110391472B (en) | 2018-04-19 | 2021-04-06 | 中兴通讯股份有限公司 | Battery management device and mobile terminal |
US11581725B2 (en) | 2018-07-07 | 2023-02-14 | Intelesol, Llc | Solid-state power interrupters |
US11349296B2 (en) | 2018-10-01 | 2022-05-31 | Intelesol, Llc | Solid-state circuit interrupters |
US11824345B2 (en) * | 2019-09-04 | 2023-11-21 | Texas Instruments Incorporated | Methods and apparatus to improve performance of power path protection devices |
CN115461629A (en) * | 2020-01-21 | 2022-12-09 | 安泊半导体公司 | Intelligent circuit interruption |
CN115426329A (en) * | 2021-05-31 | 2022-12-02 | 默升科技集团有限公司 | Active redundant Y-cable with power sharing |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4438473A (en) * | 1981-07-21 | 1984-03-20 | The United States Of America As Represented By The Secretary Of The Interior | Power supply for an intrinsically safe circuit |
US5726505A (en) | 1995-01-13 | 1998-03-10 | Omron Corporation | Device to prevent reverse current flow, rectifier device and solar generator system |
US20070188198A1 (en) * | 2006-02-13 | 2007-08-16 | Texas Instruments Incorporated | Device and system for controlling current to a load |
US7408134B1 (en) * | 2003-11-14 | 2008-08-05 | Index Industries, Inc. | Programmable switch |
US7477502B1 (en) | 2004-03-30 | 2009-01-13 | Emc Corporation | Method and system for providing fault protection in a power supply system |
WO2010047711A1 (en) | 2008-10-23 | 2010-04-29 | Leach International | System and method for emulating an ideal diode in a power control device |
US20110138906A1 (en) * | 2009-12-15 | 2011-06-16 | Schastok Manfred B | Programmable electronic circuit to process a hall-effect signal for use in a liquid level sensor |
CN102792541A (en) | 2010-03-13 | 2012-11-21 | 欧陆汽车有限责任公司 | On-board electrical system for a vehicle |
CN203850812U (en) | 2014-05-07 | 2014-09-24 | 长沙市博巨兴电子科技有限公司 | Load short circuit protection circuit |
CN105244864A (en) | 2015-11-18 | 2016-01-13 | 四川汇源光通信有限公司 | Anti-flowing backwards protection circuit |
-
2016
- 2016-07-19 EP EP16180113.9A patent/EP3273560B1/en active Active
-
2017
- 2017-07-19 CN CN201780044964.8A patent/CN109478779B/en active Active
- 2017-07-19 WO PCT/EP2017/068284 patent/WO2018015462A1/en active Application Filing
-
2019
- 2019-01-17 US US16/249,962 patent/US11114838B2/en active Active
Patent Citations (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4438473A (en) * | 1981-07-21 | 1984-03-20 | The United States Of America As Represented By The Secretary Of The Interior | Power supply for an intrinsically safe circuit |
US5726505A (en) | 1995-01-13 | 1998-03-10 | Omron Corporation | Device to prevent reverse current flow, rectifier device and solar generator system |
US7408134B1 (en) * | 2003-11-14 | 2008-08-05 | Index Industries, Inc. | Programmable switch |
US7477502B1 (en) | 2004-03-30 | 2009-01-13 | Emc Corporation | Method and system for providing fault protection in a power supply system |
US20070188198A1 (en) * | 2006-02-13 | 2007-08-16 | Texas Instruments Incorporated | Device and system for controlling current to a load |
WO2010047711A1 (en) | 2008-10-23 | 2010-04-29 | Leach International | System and method for emulating an ideal diode in a power control device |
US20110138906A1 (en) * | 2009-12-15 | 2011-06-16 | Schastok Manfred B | Programmable electronic circuit to process a hall-effect signal for use in a liquid level sensor |
CN102792541A (en) | 2010-03-13 | 2012-11-21 | 欧陆汽车有限责任公司 | On-board electrical system for a vehicle |
US20130162029A1 (en) | 2010-03-13 | 2013-06-27 | Continental Automotive Gmbh | On-board electrical system for a vehicle |
CN203850812U (en) | 2014-05-07 | 2014-09-24 | 长沙市博巨兴电子科技有限公司 | Load short circuit protection circuit |
CN105244864A (en) | 2015-11-18 | 2016-01-13 | 四川汇源光通信有限公司 | Anti-flowing backwards protection circuit |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11476698B1 (en) | 2021-08-09 | 2022-10-18 | Shenzhen Lowpower Semiconductor Co., Ltd. | System for charging small-capacity battery from large-capacity battery |
Also Published As
Publication number | Publication date |
---|---|
EP3273560A1 (en) | 2018-01-24 |
US20190148931A1 (en) | 2019-05-16 |
WO2018015462A1 (en) | 2018-01-25 |
CN109478779B (en) | 2021-01-22 |
CN109478779A (en) | 2019-03-15 |
EP3273560B1 (en) | 2020-09-23 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US11114838B2 (en) | Ideal diode with active reverse voltage protection | |
US5410441A (en) | Circuit for protecting DC powered devices from improper supply voltages | |
US8508900B2 (en) | Overvoltage protection circuit and electronic device comprising the same | |
US7642750B2 (en) | Battery charge/discharge control circuit | |
US9325168B2 (en) | Semiconductor device | |
US20220014027A1 (en) | Apparatus for improving cell balancing and cell failure detection | |
US8068322B2 (en) | Electronic circuit breaker apparatus and systems | |
KR101784740B1 (en) | Battery protection circuit and battery pack including same | |
EP0566594B1 (en) | Overcurrent protection device | |
US7075765B2 (en) | Power limiting circuit | |
JP2010200581A (en) | Battery device | |
US7764480B2 (en) | Electronic device, and circuit and method for protecting the same | |
US6653820B1 (en) | Apparatus and method for protecting a battery cell from overcharging | |
US7907380B2 (en) | High power integrating power conditioner | |
US6570746B1 (en) | System and method of clamping a charger input when no charger is detected | |
US20180062410A1 (en) | Charge/discharge control circuit and battery device including the same | |
KR102252366B1 (en) | Battery state monitoring circuit and battery device | |
JP2011152003A (en) | Circuit and method for protecting overvoltage | |
US7612550B2 (en) | Dropper type regulator | |
US5488533A (en) | Methods and apparatus for isolating a power network from a load during an overcurrent condition | |
WO2020230604A9 (en) | Voltage regulator and on-vehicle backup power source | |
EP4287428A1 (en) | Overvoltage protection circuit | |
US8416550B1 (en) | Solid state breaker circuit for direct current applications | |
US20220021225A1 (en) | Method for operating an electronic circuit arrangement for electrical current limiting in a potentially explosive area | |
EP3041103A1 (en) | Circuit protection |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FEPP | Fee payment procedure |
Free format text: ENTITY STATUS SET TO UNDISCOUNTED (ORIGINAL EVENT CODE: BIG.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
|
AS | Assignment |
Owner name: ABB SCHWEIZ AG, SWITZERLAND Free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:LI, HAORAN;REEL/FRAME:048148/0637 Effective date: 20190103 |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: APPLICATION DISPATCHED FROM PREEXAM, NOT YET DOCKETED |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: DOCKETED NEW CASE - READY FOR EXAMINATION |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: NON FINAL ACTION MAILED |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: RESPONSE TO NON-FINAL OFFICE ACTION ENTERED AND FORWARDED TO EXAMINER |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: NOTICE OF ALLOWANCE MAILED -- APPLICATION RECEIVED IN OFFICE OF PUBLICATIONS |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: DOCKETED NEW CASE - READY FOR EXAMINATION |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: NOTICE OF ALLOWANCE MAILED -- APPLICATION RECEIVED IN OFFICE OF PUBLICATIONS |
|
STPP | Information on status: patent application and granting procedure in general |
Free format text: PUBLICATIONS -- ISSUE FEE PAYMENT VERIFIED |
|
STCF | Information on status: patent grant |
Free format text: PATENTED CASE |